Chair



FIG. 1 shows a front perspective view of an embodiment of an ornamental design for a chair.

FIG. 2 shows a rear perspective view thereof.

FIG. 3 shows a front elevational view thereof.

FIG. 4 shows a rear elevational view thereof.

FIG. 5 shows a left side elevational view thereof.

FIG. 6 shows a right side elevational view thereof.

FIG. 7 shows a top plan view thereof; and,

FIG. 8 shows a bottom plan view thereof.

Broken lines are for illustrative purposes, and do not form part of the claimed design. 

CLAIM The ornamental design for a chair, as shown and described. 